Gourgeist steps in as a secondary attacker whenever Altaria is still charging up, keeping your tempo steady instead of giving your opponent free turns
For example, if you want to pay the waterbending cost of North Pole Patrols activated ability, you could pay mana of any color, tap three creatures (other than the Patrol, which taps itself as part of the cost), tap three artifacts, or pay 1 mana, tap one creature, and tap one artifact
One of the returning mechanics is "explore," which sends a creature on a journey of discovery that either finds land for you or power for your critter
Unlike Nibiru, Kurikara Divincarnate is Special Summoned to your side of the field while also getting 1500 extra attack for each monster you tributed
The first is a triggered ability: "When this permanent enters the battlefield, target player may search their library for a card named [name], reveal it, put it into their hand, then shuffle their library." (2023-06-16) Note that the target player searches their library (which may be affected by effects such as that of Stranglehold) and that the card they find is revealed, even though these words aren't included in the ability's reminder text