The attacking player chooses whether to tap a creature for an enlist ability immediately after they tap the creatures that they have chosen to attack with
The idea is to take symmetrical effects like Price of Progress and Earthquake to hit everyone equally, then store up counters on Auntie here for a second helping of damage
Sorcery Mythic Svetlin Velinov null/null NOT LEGAL Standard NOT LEGAL Future LEGAL Historic LEGAL Timeless LEGAL Gladiator LEGAL Pioneer LEGAL Explorer LEGAL Modern LEGAL Legacy NOT LEGAL Pauper LEGAL Vintage LEGAL Penny LEGAL Commander LEGAL Oathbreaker NOT LEGAL Standardbrawl LEGAL Brawl NOT LEGAL Alchemy NOT LEGAL Pauper Commander LEGAL Duel NOT LEGAL Oldschool NOT LEGAL Premodern NOT LEGAL Predh Exile the top seven cards of your library
Using Leaf Supply, Lilligant does 50 damage while letting you get an extra hit of Grass Energy for your Benched Grass-types
Most would manifest as either personal enhancements to Alba that - from the outside - would look like things that she just passively always has on, or extremely large field effects that would swirl up or vanish the way her minions do when shes not in combat
A card being on The List does not make it legal in Standard, though