M:tG card similarity search
2WW · Enchantment
When an opponent casts a creature spell, if Opal Titan is an enchantment, Opal Titan becomes a 4/4 Giant creature with protection from each of that spell's colors.
| Name | Mana | Type | Text |
|---|---|---|---|
| Border Guardian | 4 | Artifact Creature — Knight | Whenever you cast a silver-bordered spell, put a +1/+1 counter on Border Guardian. Whenever you cast a black-bordered spell, Border Guardian can't be blocked this turn. Whenever you cast a white-bordered spell, Border Guardian gains double strike until end of turn. 1/1 |
| Testament of Faith | W | Enchantment | {X}: Testament of Faith becomes an X/X Wall creature with defender in addition to its other types until end of turn. |
| Sea Kings' Blessing | U | Instant | One or more target creatures become blue until end of turn. |
| Chill | 1U | Enchantment | Red spells cost {2} more to cast. |
| Thunder Totem | 3 | Artifact | {T}: Add {W}. {1}{W}{W}: Thunder Totem becomes a 2/2 white Spirit artifact creature with flying and first strike until end of turn. |
| Aisling Leprechaun | G | Creature — Faerie | Whenever Aisling Leprechaun blocks or becomes blocked by a creature, that creature becomes green. (This effect lasts indefinitely.) 1/1 |
| Lurking Spinecrawler | 3B | Creature — Horror | When Lurking Spinecrawler enters the battlefield, you may choose a nonland card in your hand. If you do, that card perpetually incorporates {1}{B} and gains "When you cast this spell, each opponent sacrifices a creature. Each opponent who can't discards a card." Whenever you cast a multicolored spell, for each of that spell's colors, each opponent loses 1 life and you gain 1 life. 5/4 |
| Quickening Licid | 1W | Creature — Licid | {1}{W}, {T}: Quickening Licid loses this ability and becomes an Aura enchantment with enchant creature. Attach it to target creature. You may pay {W} to end this effect. Enchanted creature has first strike. 1/1 |
| Generous Visitor | G | Creature — Spirit | Whenever you cast an enchantment spell, put a +1/+1 counter on target creature. 1/1 |
| Thistledown Duo | 2W/U | Creature — Kithkin Soldier Wizard | Whenever you cast a white spell, Thistledown Duo gets +1/+1 until end of turn. Whenever you cast a blue spell, Thistledown Duo gains flying until end of turn. 2/2 |