Towering Titan
Creature — Giant
This creature enters with X +1/+1 counters on it, where X is the total toughness of other creatures you control.
Sacrifice a creature with defender: All creatures gain trample until end of turn.
"Knock, knock."
Victor Adame Minguez
Rulings
If another creature is entering the battlefield at the same time as Towering Titan, its toughness won’t contribute to the +1/+1 counters on Towering Titan.
(wotc • 2020-06-23)
Once Towering Titan has entered the battlefield, it doesn’t gain or lose counters as the total toughness of other creatures you control changes.
(wotc • 2020-06-23)
Rulings
If another creature is entering the battlefield at the same time as Towering Titan, its toughness won’t contribute to the +1/+1 counters on Towering Titan.
(wotc • 2020-06-23)
Once Towering Titan has entered the battlefield, it doesn’t gain or lose counters as the total toughness of other creatures you control changes.
(wotc • 2020-06-23)