Riverwise Augur [Rivals of Ixalan] BT2-100 creatures can't attack you or

creatures can't attack you or planeswalkers you control unless their controller pays 1 for each of those creatures

Set: Aether Revolt Type: Creature — Human Wizard Rarity: Uncommon Cost: {2}{U} When Trophy Mage enters the battlefield

you may gain 1 life for each creature card in your graveyard

instead it explores

Riverwise Augur [Rivals of Ixalan] BT2-100 creatures can't attack you orSet: Rivals of Ixalan Type: Creature Merfolk Wizard Rarity: Uncommon Cost: {3}{U} When Riverwise Augur enters the battlefield, draw three cards, then put two cards from your hand on top of your library in any order. "Time flows as the rivers do, toward an unknown sea. The wise know to look downstream."