M:tG card similarity search
6RR · Instant — Trap
If an opponent had two or more lands enter the battlefield under their control this turn, you may pay {3}{R}{R} rather than pay this spell's mana cost. Destroy two target lands. Lavaball Trap deals 4 damage to each creature.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Veinfire Borderpost | 1BR | Artifact | You may pay {1} and return a basic land you control to its owner's hand rather than pay this spell's mana cost. Veinfire Borderpost enters the battlefield tapped. {T}: Add {B} or {R}. | 
| Wildfield Borderpost | 1GW | Artifact | You may pay {1} and return a basic land you control to its owner's hand rather than pay this spell's mana cost. Wildfield Borderpost enters the battlefield tapped. {T}: Add {G} or {W}. | 
| Arrow Volley Trap | 3WW | Instant — Trap | If four or more creatures are attacking, you may pay {1}{W} rather than pay this spell's mana cost. Arrow Volley Trap deals 5 damage divided as you choose among any number of target attacking creatures. | 
| Force of Vigor | 2GG | Instant | If it's not your turn, you may exile a green card from your hand rather than pay this spell's mana cost. Destroy up to two target artifacts and/or enchantments. | 
| Stench of Evil | 2BB | Sorcery | Destroy all Plains. For each land destroyed this way, Stench of Evil deals 1 damage to that land's controller unless they pay {2}. | 
| A-Security Rhox | 2RG | Creature — Rhino Warrior | You may pay {R}{G} rather than pay this spell's mana cost. Spend only mana produced by Treasures to cast it this way. 5/5 | 
| Security Rhox | 2RG | Creature — Rhino Warrior | You may pay {R}{G} rather than pay this spell's mana cost. Spend only mana produced by Treasures to cast it this way. 5/4 | 
| Rooftop Storm | 5U | Enchantment | You may pay {0} rather than pay the mana cost for Zombie creature spells you cast. | 
| Admiral's Order | 1UU | Instant | Raid — If you attacked this turn, you may pay {U} rather than pay this spell's mana cost. Counter target spell. | 
| Worldheart Phoenix | 3R | Creature — Phoenix | Flying You may cast Worldheart Phoenix from your graveyard by paying {W}{U}{B}{R}{G} rather than paying its mana cost. If you do, it enters the battlefield with two +1/+1 counters on it. 2/2 |