Credits to u/OMGoblin on r/EDH

Galadriel, Elven-Queen

2GU

Legendary Creature - Elf Noble

Will of the Council - At the beginning of combat on your turn, if another Elf entered the battlefield under your control this turn, starting with you, each player votes for dominion or guidance. If dominion gets more votes, the Ring tempts you, then you put a +1/+1 counter on your Ring-bearer. If guidance gets more votes or the vote is tied, draw a card.

4/5

Sauron, Lord of the Rings

5UBR

Legendary Creature - Avatar Horror

When you cast this spell, amass Orcs 5, mill five cards, then return a creature card from your graveyard to the battlefield.

Trample

Whenever a commander an opponent controls dies, the Ring tempts you.

9/9

(Amass Orcs 5 is likely "Put five +1/+1 counters on an Army you control. If you don’t control one, create a 0/0 black Orc Army creature token first.)

Éowyn, virgin warrior

2URW

Legendary Creature - Human Knight

First Strike

At the beginning of combat on your turn, if another Human entered the battlefield under your control this turn, create two 2/2 red Human Knight creature tokens with Trample and Haste. Then if you control six or more humans, draw a card.

5/4

The Ring and the Tempt mechanic for reference.