Although you cannot play Spy Cards Online without JavaScript enabled, you can still browse the available modes as well as the cards for each mode.
Sans Mode (v4)

by Miles
Both players have 1HP and you just have a chance of dodging attacks.
In other words: pray to RNGesus.
Latest Changes
Changed the Evasion Boost to a token.
Cards
Max Evasion1
- Unless HP (1): Coin (5): Heal 1
- On Win: Passive
- On Tie: Passive
- On Lose: Setup (Turns into High Evasion)
- ???
High Evasion1
- Unless HP (1): Coin (4): Heal 1
- On Win: Passive
- On Tie: Passive
- On Lose: Setup (Turns into Medium Evasion)
- ???
Medium Evasion1
- Unless HP (1): Coin (3): Heal 1
- On Win: Passive
- On Tie: Passive
- On Lose: Setup (Turns into Low Evasion)
- ???
Low Evasion1
- Unless HP (1): Coin (2): Heal 1
- On Win: Passive
- On Tie: Passive
- On Lose: Setup (Turns into Min Evasion)
- ???
Min Evasion1
- Unless HP (1): Coin (1): Heal 1
- On Win: Passive
- On Tie: Passive
- ???
Evasion Boostx1
- If HP (1): Passive
- Unless HP (1): Coin (1): Heal 1
- ???
Spider3
- ATK: 2
- Summon Inichas
- Summon Jellyshroom
- Spider
Venus' Guardian4
- ATK: 2
- Per Venus' Bud: ATK+3
- Plant
Heavy Drone B-335
- DEF: 2
- Empower +2 (Bot)
- Bot
The Watcher5
- ATK: 1
- Summon Krawler
- Summon Warden
- Zombie
The Beast5
- ATK: 3
- If Kabbu: ATK+4
- Bug
ULTIMAX Tank7
- 8
- Bot
Mother Chomper4
- On Win: Summon 2 Evasion Boost
- Empower +2 (Chomper)
- Plant
- Chomper
Broodmother4
- ATK: 2
- Empower +2 (Card Midge)
- Bug
Zommoth4
- Empower +2 (Fungi)
- Fungi
- Zombie
Seedling King4
- Empower +2 (Seedling)
- Seedling
- Plant
Tidal Wyrm5
- ATK: 2
- Numb (∞)
- ???
Peacock Spider5
- Empower +3 (Spider)
- Spider
Devourer4
- ATK: 3
- VS Bug (1): ATK+3
- Plant
False Monarch5
- Empower +3 (Mothfly)
- Bug
- Mothfly
Maki6
- 6
- Bug
Wasp King7
- Summon 2 random Wasp Enemy cards
- Bug
The Everlasting King9
- ATK: ∞
- Numb Own Card Evasion Boost (∞)
- Plant
- Bug
Acolyte Aria3
- ATK: 1
- Coin (3): Summon Venus' Bud
- Bug
Mothiva2
- ATK: 2
- If Zasp: Summon Evasion Boost
- Bug
Zasp3
- ATK: 3
- If Mothiva: ATK+2
- Bug
Ahoneynation5
- Coin (2): Summon Abomihoney
- ???
Astotheles5
- Empower +3 (Thug)
- Bug
- Thug
Dune Scorpion7
- 7
- Bug
Primal Weevil6
- ATK: 3
- Empower +2 (Card Weevil)
- Bug
Cross3
- ATK: 2
- If Poi: ATK+2
- Bug
Poi3
- DEF: 1
- If Cross: DEF+3
- Bug
General Ultimax3
- ATK: 1
- Empower +1 (Wasp)
- Bug
- Wasp
Cenn3
- ATK: 2
- If Pisci: Numb (1)
- Bug
Pisci3
- DEF: 2
- If Cenn: DEF+4
- Bug
Monsieur Scarlet3
- ATK: 3
- If ATK (7): Summon Evasion Boost
- Bug
Kabbu2
- ATK: 1
- Pierce (3)
- Bug
Kali4
- DEF: 2
- If Kabbu: Summon 3 Evasion Boost
- Bug
Carmina4
- Turns into a random Mini-Boss card
- Bug
Riz3
- ATK: 1
- Setup (ATK+2)
- Bug
Kina4
- ATK: 2
- If Maki: ATK+3
- Bug
Yin3
- DEF: 1
- If Maki: Summon 2 Evasion Boost
- Bug
Stratos6
- ATK: 4
- Pierce (3)
- If Delilah: ATK+1
- Bug
Delilah3
- ATK: 2
- On Win: Summon 2 Evasion Boost
- If Stratos: DEF+1
- Bug
Dead Lander α4
- 3
- 1
- Dead Lander
Dead Lander β4
- ATK: 2
- Coin (1): ATK+2 or DEF+2
- Dead Lander
Dead Lander γ6
- 3
- 3
- Dead Lander
Seedling1
- 1
- Plant
- Seedling
Acornling2
- Coin (1): DEF+3
- Plant
- Seedling
Underling3
- 3
- Seedling
- Plant
Cactiling3
- Coin (1): DEF+4
- Seedling
- Plant
Flowerling1
- On Win: Summon Evasion Boost
- Plant
- Seedling
Plumpling4
- Coin (1): DEF+6
- Plant
- Seedling
Golden Seedling9
- 9
- Seedling
- Plant
Zombiant1
- 1
- Fungi
- Zombie
Zombee3
- 3
- Fungi
- Zombie
Zombeetle5
- 5
- Fungi
- Zombie
Jellyshroom1
- 1
- Fungi
Bloatshroom4
- 4
- Fungi
Inichas1
- Coin (1): DEF+2
- Bug
Denmuki3
- ATK: 1
- Coin (1): Numb (1)
- Bug
Madesphy5
- Coin (2): DEF+3
- Bug
Numbnail2
- Numb (1)
- ???
Ironnail3
- DEF: 1
- Numb (1)
- ???
Midge1
- 1
- Bug
Chomper2
- 2
- Plant
- Chomper
Chomper Brute4
- 4
- Plant
- Chomper
Wild Chomper3
- ATK: 1
- Coin (1): Summon Chomper
- Plant
- Chomper
Weevil2
- ATK: 1
- VS Plant (1): ATK+2
- Bug
Psicorp2
- 2
- Bug
Arrow Worm3
- 3
- ???
Thief2
- 2
- Bug
- Thug
Bandit3
- 3
- Bug
- Thug
Burglar4
- 4
- Bug
- Thug
Ruffian6
- 6
- Bug
- Thug
Bee-Boop1
- Coin (1): ATK+1 or DEF+1
- Bot
Security Turret2
- 2
- Bot
Mender1
- If Bot (5): Summon Evasion Boost
- Bot
Abomihoney4
- 4
- ???
Krawler2
- 2
- Bot
Warden3
- 3
- Bot
Haunted Cloth4
- 4
- ???
Leafbug Ninja3
- Unity (2, Leafbug)
- Bug
- Leafbug
Leafbug Archer2
- Unity (1, Leafbug)
- Bug
- Leafbug
Leafbug Clubber4
- ATK: 2
- If Leafbug (3): Numb (1)
- Bug
- Leafbug
Mantidfly4
- 4
- Bug
Jumping Spider3
- 3
- Spider
Mimic Spider5
- 5
- Spider
Diving Spider3
- 3
- Spider
Water Strider3
- 3
- Bug
Belostoss6
- 6
- Bug
Mothfly1
- 1
- Bug
- Mothfly
Mothfly Cluster3
- 3
- Bug
- Mothfly
Wasp Scout2
- 2
- Bug
- Wasp
Wasp Trooper4
- 4
- Wasp
- Bug
Wasp Bomber5
- ATK: 2
- Coin (1): ATK+1
- Coin (1): Numb (1)
- Bug
- Wasp
Wasp Driller6
- ATK: 4
- Pierce (2)
- Bug
- Wasp
Venus' Bud1
- On Win: Summon Evasion Boost
- Plant