Darkthicket Wolf

{2}{G}: Darkthicket Wolf gets +2/+2 until end of turn. Activate only once each turn.

Howling Wolf

When Howling Wolf enters, you may search your library for up to three cards named Howling Wolf, reveal them, put them into your hand, then shuffle.

Mantle of the Wolf

Enchant creature
Enchanted creature gets +4/+4.
When Mantle of the Wolf is put into a graveyard from the battlefield, create two 2/2 green Wolf creature tokens.

Armored Wolf-Rider

Quilled Wolf

{5}{G}: Quilled Wolf gets +4/+4 until end of turn.

Arlinn's Wolf

Arlinn's Wolf can't be blocked by creatures with power 2 or less.

Sacred Wolf

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Tolsimir, Friend to Wolves

When Tolsimir, Friend to Wolves enters, create Voja, Friend to Elves, a legendary 3/3 green and white Wolf creature token.
Whenever a Wolf you control enters, you gain 3 life and that creature fights up to one target creature you don't control.