M:tG card similarity search
3R · Creature — Elemental
At the beginning of your upkeep, put a -1/-1 counter on Magmaroth. Whenever you cast a noncreature spell, remove a -1/-1 counter from Magmaroth. 5/5
| Name | Mana | Type | Text | 
|---|---|---|---|
| Strongarm Monk | 4W | Creature — Human Monk | Whenever you cast a noncreature spell, creatures you control get +1/+1 until end of turn. 3/3 | 
| Crazed Firecat | 5RR | Creature — Elemental Cat | When Crazed Firecat enters the battlefield, flip a coin until you lose a flip. Put a +1/+1 counter on Crazed Firecat for each flip you won. 4/4 | 
| Phyrexian Boon | 2B | Enchantment — Aura | Enchant creature Enchanted creature gets +2/+1 as long as it's black. Otherwise, it gets -1/-2. | 
| Cleric of Life's Bond | WB | Creature — Vampire Cleric | Whenever another Cleric enters the battlefield under your control, you gain 1 life. Whenever you gain life for the first time each turn, put a +1/+1 counter on Cleric of Life's Bond. 2/2 | 
| Rust Elemental | 4 | Artifact Creature — Elemental | Flying At the beginning of your upkeep, sacrifice an artifact other than Rust Elemental. If you can't, tap Rust Elemental and you lose 4 life. 4/4 | 
| Fiddlehead Kami | 4G | Creature — Spirit | Whenever you cast a Spirit or Arcane spell, regenerate Fiddlehead Kami. 3/3 | 
| Oathsworn Knight | 1BB | Creature — Human Knight | Oathsworn Knight enters the battlefield with four +1/+1 counters on it. Oathsworn Knight attacks each combat if able. If damage would be dealt to Oathsworn Knight while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from it. 0/0 | 
| Revered Unicorn | 1W | Creature — Unicorn | Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When Revered Unicorn leaves the battlefield, you gain life equal to the number of age counters on it. 2/3 | 
| Blood Host | 3BB | Creature — Vampire | {1}{B}, Sacrifice another creature: Put a +1/+1 counter on Blood Host and you gain 2 life. 3/3 | 
| Armory of Iroas | 2 | Artifact — Equipment | Whenever equipped creature attacks, put a +1/+1 counter on it. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.) |