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 | 
|---|---|---|---|
| Brokers Ascendancy | GWU | Enchantment | At the beginning of your end step, put a +1/+1 counter on each creature you control and a loyalty counter on each planeswalker you control. | 
| Hazoret's Monument | 3 | Legendary Artifact | Red creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, you may discard a card. If you do, draw a card. | 
| Mwonvuli Ooze | G | Creature — Ooze | Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay {2} for each age counter on it.) Mwonvuli Ooze's power and toughness are each equal to 1 plus twice the number of age counters on it. 1+*/1+* | 
| Wall of Tombstones | 1B | Creature — Wall | Defender (This creature can't attack.) At the beginning of your upkeep, change Wall of Tombstones's base toughness to 1 plus the number of creature cards in your graveyard. (This effect lasts indefinitely.) 0/1 | 
| Wizened Githzerai | 1U | Creature — Gith Monk | Psionic Adept — Whenever Wizened Githzerai becomes blocked by a creature, that creature perpetually gets -2/-0. 2/1 | 
| Vastwood Hydra | XGG | Creature — Hydra | Vastwood Hydra enters the battlefield with X +1/+1 counters on it. When Vastwood Hydra dies, you may distribute a number of +1/+1 counters equal to the number of +1/+1 counters on Vastwood Hydra among any number of creatures you control. 0/0 | 
| Vhal, Scholar of Elements | 2UR | Legendary Creature — Human Wizard | When this creature specializes, remove all study counters from it. When you do, Vhal, Scholar of Elements deals that much damage to target creature or planeswalker an opponent controls. {T}: Draw a card, then discard a card. 4/4 | 
| Omarthis, Ghostfire Initiate | XX | Legendary Creature — Spirit Naga | Omarthis, Ghostfire Initiate enters the battlefield with X +1/+1 counters on it. Whenever you put one or more +1/+1 counters on another colorless creature, you may put a +1/+1 counter on Omarthis. When Omarthis dies, manifest a number of cards from the top of your library equal to the number of counters on it. 0/0 | 
| Edifice of Authority | 3 | Artifact | {1}, {T}: Target creature can't attack this turn. Put a brick counter on Edifice of Authority. {1}, {T}: Until your next turn, target creature can't attack or block and its activated abilities can't be activated. Activate only if there are three or more brick counters on Edifice of Authority. | 
| Mushroom Watchdogs | 1G | Creature — Dog | Sacrifice a Food: Put a +1/+1 counter on Mushroom Watchdogs. It gains vigilance until end of turn. Activate only as a sorcery. 2/2 |