Armored Scrapgorger
Creature — Phyrexian Beast
This creature gets +3/+0 as long as it has three or more oil counters on it.
: Add one mana of any color.
Whenever this creature becomes tapped, exile target card from a graveyard and put an oil counter on this creature.
"Eat. Sort. Eat. Sort. Eat."
Martin de Diego Sádaba
Rulings
If the card chosen as the target of the last ability is an illegal target as the ability tries to resolve, most likely because it left the graveyard some other way, the ability will fail to resolve and none of its effects will happen. Armored Scrapgorger won't get an oil counter.
(wotc • 2023-02-04)
Armored Scrapgorger's last ability triggers whenever it becomes tapped for any reason, not just due to its mana ability.
(wotc • 2023-02-04)
Rulings
If the card chosen as the target of the last ability is an illegal target as the ability tries to resolve, most likely because it left the graveyard some other way, the ability will fail to resolve and none of its effects will happen. Armored Scrapgorger won't get an oil counter.
(wotc • 2023-02-04)
Armored Scrapgorger's last ability triggers whenever it becomes tapped for any reason, not just due to its mana ability.
(wotc • 2023-02-04)