Each time Alistar casts a spell, he gains the ability to move through units and will deal damage to nearby enemy units and structures for about 3 seconds. Trample deals double damage to minions and monsters.
Active: Alistar smashes the ground where he is standing, dealing damage to all surrounding enemies and knocking them up for 1 second, additionally stunning them upon landing for 0.5 seconds.
Active: Alistar dashes to an enemy's position and rams them, dealing damage and knocking them back a set distance over 1 second, also briefly immobilizing them.
Active: Alistar instantly restores health to himself, healing nearby friendly units for half of that amount. The cooldown of this ability is reduced by 2 seconds each time a nearby enemy unit dies.
Active: Alistar instantly gains bonus attack damage and takes reduced physical and magic damage for 7 seconds. If he is under crowd control effects at the time of casting, they are also removed.