Constant Mists [Stronghold] Zendikar Runaway Trash-Bot gets +1/+0 for

Runaway Trash-Bot gets +1/+0 for each artifact and/or enchantment card in your graveyard

but they seem to be doing it quite well

Tails You Lose Type: Legendary Artifact — Equipment Rarity: Rare Cost: {1} Equipped creature gets +1/+1 and has trample and lifelink

Set: The List Type: Sorcery Rarity: Uncommon Cost: {4}{B} Return target creature card from your graveyard to the battlefield

Set: Dungeons & Dragons: Adventures in the Forgotten Realms Commander Type: Instant — Rarity: Rare Cost: {4}{G} Choose one —

Constant Mists [Stronghold] Zendikar Runaway Trash-Bot gets +1/+0 forSet: Stronghold Type: Instant Rarity: Uncommon Cost: {1}{G} BuybackSacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Prevent all combat damage that would be dealt this turn.