Toxicroak (36/123) [Diamond & Pearl: Mysterious Treasures] SPA Relicario boros Scrapyard Mongrel gets +2/+0 and

Scrapyard Mongrel gets +2/+0 and has trample

When Briarhorn enters the battlefield

Set: Darksteel Type: Artifact Rare Cost: {5} Indestructible (Effects that say "destroy" don't destroy this artifact

Set: Commander 2018 Type: Sorcery Rare Cost: {X}{B}{R}{G} Lavalanche deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls

but others are just as happy to support a proven winner

Toxicroak (36/123) [Diamond & Pearl: Mysterious Treasures] SPA Relicario boros Scrapyard Mongrel gets +2/+0 andSet: Diamond & Pearl: Mysterious Treasures Type: Psychic Rarity: Rare Retreat cost: Colorless