Cephalid Coliseum (Carlos Romao) [World Championship Decks 2002] 105 Yavimaya's Avatar gets +1/+1 for

Yavimaya's Avatar gets +1/+1 for each land you control and each land card in your graveyard

Whenever Phantom Steed attacks

Set: Throne of Eldraine Type: Enchantment Rarity: Uncommon Cost: {2}{R} Attacking non-Human creatures you control get +1/+0 and have trample

galeriders serve multiple purposes useful to the hive

" Then if you control five or more Rats

Cephalid Coliseum (Carlos Romao) [World Championship Decks 2002] 105 Yavimaya's Avatar gets +1/+1 forSet: World Championship Decks 2002 Type: Land Rarity: Uncommon {T}: Add {U}. Cephalid Coliseum deals 1 damage to you. Threshold {U}, {T}, Sacrifice Cephalid Coliseum: Target player draws three cards, then discards three cards. Activate only if seven or more cards are in your graveyard.