8 Mar 2024
Although the creature you put onto the battlefield is attacking, it was never declared as an attacking creature. This means that abilities that trigger whenever a creature attacks won’t trigger when it enters the battlefield attacking.
8 Mar 2024
You choose which player, planeswalker, or battle the creature you put onto the battlefield is attacking as it enters the battlefield. It doesn’t have to be attacking the same player, planeswalker, or battle that Paladin Elizabeth Taggerdy is attacking.
8 Mar 2024
Once Paladin Elizabeth Taggerdy’s battalion ability has triggered, it doesn’t matter how many creatures are still attacking when that ability resolves.
8 Mar 2024
The three attacking creatures don’t have to be attacking the same player, planeswalker, or battle.
8 Mar 2024
If Paladin Elizabeth Taggerdy is no longer on the battlefield when its battalion ability resolves, use its power as it last existed on the battlefield to determine the value of X.