M:tG card similarity search
3 · Artifact
At the beginning of each player's upkeep, that player puts a flood counter on target non-Island land they control of their choice. That land is an Island for as long as it has a flood counter on it. At the beginning of each end step, if all lands on the battlefield are Islands, remove all flood counters from them.
| Name | Mana | Type | Text |
|---|---|---|---|
| Rith's Grove | Land — Lair | When Rith's Grove enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {R}, {G}, or {W}. | |
| Treva's Ruins | Land — Lair | When Treva's Ruins enters the battlefield, sacrifice it unless you return a non-Lair land you control to its owner's hand. {T}: Add {G}, {W}, or {U}. | |
| War Historian | 2G | Creature — Human Monk | Reach War Historian has indestructible as long as it attacked a battle this turn. 3/3 |
| Arbiter of the Ideal | 4UU | Creature — Sphinx | Flying Inspired — Whenever Arbiter of the Ideal becomes untapped, reveal the top card of your library. If it's an artifact, creature, or land card, you may put it onto the battlefield with a manifestation counter on it. That permanent is an enchantment in addition to its other types. 4/5 |
| Helica Glider | 2W | Creature — Nightmare Squirrel | Helica Glider enters the battlefield with your choice of a flying counter or a first strike counter on it. 2/2 |
| Reality Ripple | 1U | Instant | Target artifact, creature, or land phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.) |
| Ravaging Horde | 3RR | Creature — Human Soldier | When Ravaging Horde enters the battlefield, destroy target land. 3/3 |
| Forge of Heroes | Land | {T}: Add {C}. {T}: Choose target commander that entered the battlefield this turn. Put a +1/+1 counter on it if it's a creature and a loyalty counter on it if it's a planeswalker. | |
| Infinite Authority | WWW | Enchantment — Aura | Enchant creature Whenever enchanted creature blocks or becomes blocked by a creature with toughness 3 or less, destroy the other creature at end of combat. At the beginning of the next end step, if that creature was destroyed this way, put a +1/+1 counter on the first creature. |
| Berserk | G | Instant | Cast this spell only before the combat damage step. Target creature gains trample and gets +X/+0 until end of turn, where X is its power. At the beginning of the next end step, destroy that creature if it attacked this turn. |