Tyvar the Bellicose (Extended Art) Full Art put a number of +1/+1

put a number of +1/+1 counters on up to one other target creature you control equal to the amount of life you gained this turn

enchantment

Other creatures you control enter with an additional +1/+1 counter on them for each opponent who lost life this turn

Whenever a Vehicle you control deals combat damage to a player

{3}{G}{G}: Double the number of +1/+1 counters on each creature you control

Tyvar the Bellicose (Extended Art) Full Art put a number of +1/+1Whenever one or more Elves you control attack, they gain deathtouch until end of turn. Each creature you control has "Whenever a mana ability of this creature resolves, put a number of +1 +1 counters on it equal to the amount of mana this creature produced. This ability triggers only once each turn."