M:tG card similarity search
2U · Enchantment
Cast this spell only if no permanents named Tidal Influence are on the battlefield. Tidal Influence enters the battlefield with a tide counter on it. At the beginning of your upkeep, put a tide counter on Tidal Influence. As long as there is exactly one tide counter on Tidal Influence, all blue creatures get -2/-0. As long as there are exactly three tide counters on Tidal Influence, all blue creatures get +2/+0. Whenever there are four or more tide counters on Tidal Influence, remove all tide counters from it.
| Name | Mana | Type | Text |
|---|---|---|---|
| Homarid | 2U | Creature — Homarid | Homarid enters the battlefield with a tide counter on it. At the beginning of your upkeep, put a tide counter on Homarid. As long as there is exactly one tide counter on Homarid, it gets -1/-1. As long as there are exactly three tide counters on Homarid, it gets +1/+1. Whenever there are four or more tide counters on Homarid, remove all tide counters from it. 2/2 |
| Serrated Arrows | 4 | Artifact | Serrated Arrows enters the battlefield with three arrowhead counters on it. At the beginning of your upkeep, if there are no arrowhead counters on Serrated Arrows, sacrifice it. {T}, Remove an arrowhead counter from Serrated Arrows: Put a -1/-1 counter on target creature. |
| Magmaroth | 3R | Creature — Elemental | At the beginning of your upkeep, put a -1/-1 counter on Magmaroth. Whenever you cast a noncreature spell, remove a -1/-1 counter from Magmaroth. 5/5 |
| Divine Intervention | 6WW | Enchantment | Divine Intervention enters the battlefield with two intervention counters on it. At the beginning of your upkeep, remove an intervention counter from Divine Intervention. When you remove the last intervention counter from Divine Intervention, the game is a draw. |
| Plague Boiler | 3 | Artifact | At the beginning of your upkeep, put a plague counter on Plague Boiler. {1}{B}{G}: Put a plague counter on Plague Boiler or remove a plague counter from it. When Plague Boiler has three or more plague counters on it, sacrifice it. If you do, destroy all nonland permanents. |
| Feral Thallid | 3GGG | Creature — Fungus | At the beginning of your upkeep, put a spore counter on Feral Thallid. Remove three spore counters from Feral Thallid: Regenerate Feral Thallid. 6/3 |
| Sturdy Hatchling | 3G/U | Creature — Elemental | Sturdy Hatchling enters the battlefield with four -1/-1 counters on it. {G/U}: Sturdy Hatchling gains shroud until end of turn. (It can't be the target of spells or abilities.) Whenever you cast a green spell, remove a -1/-1 counter from Sturdy Hatchling. Whenever you cast a blue spell, remove a -1/-1 counter from Sturdy Hatchling. 6/6 |
| Ludevic's Test Subject | 1U | Creature — Lizard Egg | Defender {1}{U}: Put a hatchling counter on Ludevic's Test Subject. Then if there are five or more hatchling counters on it, remove all of them and transform it. 0/3 |
| Aboroth | 4GG | Creature — Elemental | Cumulative upkeep—Put a -1/-1 counter on Aboroth. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) 9/9 |
| Trigon of Corruption | 4 | Artifact | Trigon of Corruption enters the battlefield with three charge counters on it. {B}{B}, {T}: Put a charge counter on Trigon of Corruption. {2}, {T}, Remove a charge counter from Trigon of Corruption: Put a -1/-1 counter on target creature. |