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 |
|---|---|---|---|
| Goblin Battle Jester | 3R | Creature — Goblin | Whenever you cast a red spell, target creature can't block this turn. 2/2 |
| Cruel Witness | 2UU | Creature — Bird Horror | Flying Whenever you cast a noncreature spell, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.) 3/3 |
| Hero of Iroas | 1W | Creature — Human Soldier | Aura spells you cast cost {1} less to cast. Heroic — Whenever you cast a spell that targets Hero of Iroas, put a +1/+1 counter on Hero of Iroas. 2/2 |
| Sage of the Inward Eye | 2URW | Creature — Djinn Wizard | Flying Whenever you cast a noncreature spell, creatures you control gain lifelink until end of turn. 3/4 |
| Titania's Chosen | 2G | Creature — Elf Archer | Whenever a player casts a green spell, put a +1/+1 counter on Titania's Chosen. 1/1 |
| Double Down | 3U | Enchantment | Whenever you cast an outlaw spell, copy that spell. (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws. Copies of permanent spells become tokens.) |
| Managorger Hydra | 2G | Creature — Hydra | Trample Whenever a player casts a spell, put a +1/+1 counter on Managorger Hydra. 1/1 |
| Chorus of the Tides | 3U | Creature — Siren | Flying Heroic — Whenever you cast a spell that targets Chorus of the Tides, scry 1. (To scry 1, look at the top card of your library, then you may put that card on the bottom of your library.) 3/2 |
| Tenth District Legionnaire | RW | Creature — Human Soldier | Haste Whenever you cast a spell that targets Tenth District Legionnaire, put a +1/+1 counter on Tenth District Legionnaire, then scry 1. 2/2 |
| Phalanx Leader | WW | Creature — Human Soldier | Heroic — Whenever you cast a spell that targets Phalanx Leader, put a +1/+1 counter on each creature you control. 1/1 |