Tetravus [Antiquities] Rise of the Eldrazi Najib retreated to his castle

Najib retreated to his castle at El-Abar

if Mana Vault is tapped

Set: Battle for Zendikar Type: Legendary Creature — Eldrazi Mythic Cost: {10} When you cast this spell

if it had no -1/-1 counters on it

rounded up

Tetravus [Antiquities] Rise of the Eldrazi Najib retreated to his castleSet: Antiquities Type: Artifact Creature Construct Rare Cost: {6} Flying Tetravus enters the battlefield with three +1 +1 counters on it. At the beginning of your upkeep, you may remove any number of +1 +1 counters from Tetravus. If you do, create that many 1 1 colorless Tetravite artifact creature tokens. They each have flying and "This creature can't be enchanted." At the beginning of your upkeep, you may exile any number of tokens created with