M:tG card similarity search
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
| Name | Mana | Type | Text |
|---|---|---|---|
| Bria, Riptide Rogue | 2UR | Legendary Creature — Otter Rogue | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Other creatures you control have prowess. (If a creature has multiple instances of prowess, each triggers separately.) Whenever you cast a noncreature spell, target creature you control can't be blocked this turn. 3/3 |
| Witchstalker | 1GG | Creature — Wolf | Hexproof (This creature can't be the target of spells or abilities your opponents control.) Whenever an opponent casts a blue or black spell during your turn, put a +1/+1 counter on Witchstalker. 3/3 |
| The Twelfth Doctor | 3UR | Legendary Creature — Time Lord Doctor | The first spell you cast from anywhere other than your hand each turn has demonstrate. (When you cast that spell, you may copy it. If you do, choose an opponent to also copy it. A copy of a permanent spell becomes a token.) Whenever you copy a spell, put a +1/+1 counter on The Twelfth Doctor. 4/4 |
| Rodeo Pyromancers | 3R | Creature — Human Mercenary | Whenever you cast your first spell each turn, add {R}{R}. 3/4 |
| Moderation | 1WU | Enchantment | You can't cast more than one spell each turn. Whenever you cast a spell, draw a card. |
| Safehold Duo | 3G/W | Creature — Elf Warrior Shaman | Whenever you cast a green spell, Safehold Duo gets +1/+1 until end of turn. Whenever you cast a white spell, Safehold Duo gains vigilance until end of turn. 2/4 |
| Deep-Sea Kraken | 7UUU | Creature — Kraken | Deep-Sea Kraken can't be blocked. Suspend 9—{2}{U} (Rather than cast this card from your hand, you may pay {2}{U} and exile it with nine time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.) Whenever an opponent casts a spell, if Deep-Sea Kraken is suspended, remove a time counter from it. 6/6 |
| War-Wing Siren | 2U | Creature — Siren Soldier | Flying Heroic — Whenever you cast a spell that targets War-Wing Siren, put a +1/+1 counter on War-Wing Siren. 1/3 |
| Erayo's Essence | Legendary Enchantment | Whenever an opponent casts their first spell each turn, counter that spell. | |
| Nullstone Gargoyle | 9 | Artifact Creature — Gargoyle | Flying Whenever the first noncreature spell of a turn is cast, counter that spell. 4/5 |