M:tG card similarity search
1U/R · Creature — Shapeshifter
Whenever you cast a spell that's both blue and red, Riverfall Mimic has base power and toughness 3/3 until end of turn and can't be blocked this turn. 2/1
| Name | Mana | Type | Text |
|---|---|---|---|
| Glacial Crasher | 4UU | Creature — Elemental | Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Glacial Crasher can't attack unless there is a Mountain on the battlefield. 5/5 |
| Krasis Incubation | 2GU | Enchantment — Aura | Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. {1}{G}{U}, Return Krasis Incubation to its owner's hand: Put two +1/+1 counters on enchanted creature. |
| Hidden Gibbons | G | Enchantment | When an opponent casts an instant spell, if Hidden Gibbons is an enchantment, Hidden Gibbons becomes a 4/4 Ape creature. |
| Wormfang Crab | 3U | Creature — Nightmare Crab | Wormfang Crab can't be blocked. When Wormfang Crab enters the battlefield, an opponent chooses a permanent you control other than Wormfang Crab and exiles it. When Wormfang Crab leaves the battlefield, return the exiled card to the battlefield under its owner's control. 3/6 |
| Opal Guardian | WWW | Enchantment | When an opponent casts a creature spell, if Opal Guardian is an enchantment, Opal Guardian becomes a 3/4 Gargoyle creature with flying and protection from red. |
| Barrow-Blade | 1 | Artifact — Equipment | Equipped creature gets +1/+1. Whenever equipped creature blocks or becomes blocked by a creature, that creature loses all abilities until end of turn. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.) |
| Deeptread Merrow | 1U | Creature — Merfolk Rogue | {U}: Deeptread Merrow gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.) 2/1 |
| Promise of Loyalty | 4W | Sorcery | Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it. |
| Guardian of the Gateless | 4W | Creature — Angel | Flying Guardian of the Gateless can block any number of creatures. Whenever Guardian of the Gateless blocks, it gets +1/+1 until end of turn for each creature it's blocking. 3/3 |
| A-Radha's Firebrand | 1R | Creature — Human Warrior | Whenever Radha's Firebrand attacks, target creature defending player controls with power less than or equal to Radha's Firebrand's power can't block this turn. Domain — {5}{R}: Radha's Firebrand gets +2/+2 until end of turn. This ability costs {1} less to activate for each basic land type among lands you control. Activate only once each turn. 3/1 |