Sabertooth Mauler
Creature — Cat
At the beginning of your end step, if a creature died this turn, put a +1/+1 counter on this creature and untap it.
"I hope the idiot who introduced these creatures to the jungle was their first meal." —Opar, veteran guide
Randy Vargas
Core Set 2021 (M21)
• #202Rulings
The triggered ability triggers just once, no matter how many creatures died this turn.
(wotc • 2020-06-23)
If a creature didn't die before your end step begins, Sabertooth Mauler's ability doesn't trigger at all. The creature may have died before Sabertooth Mauler entered the battlefield, however.
(wotc • 2020-06-23)
Rulings
The triggered ability triggers just once, no matter how many creatures died this turn.
(wotc • 2020-06-23)
If a creature didn't die before your end step begins, Sabertooth Mauler's ability doesn't trigger at all. The creature may have died before Sabertooth Mauler entered the battlefield, however.
(wotc • 2020-06-23)