mtg cards like painter's servant All cards that arent on the battlefield Omen of Fire combo with

This legendary white creature is a solid white card even without convoke, and a 3/4 flash, double-striker is going to catch plenty of people out in combat

If you are able to hit a non-creature spell from the spells you steal from your opponents, you can reset Etali to get even more cards

Boros Battleshaper Boros Challenger Boros Charm Boros Cluestone Boros Elite Boros Fury-Shield Boros Garrison Boros Guildgate Boros Guildmage Boros Keyrune Boros Locket Boros Mastiff Boros Reckoner Boros Recruit Boros Signet Boros Strike-Captain Boros Swiftblade Evil Boros Charm (playtest) Razia, Boros Archangel

This is a very aggressive ability that wants the player to attack as much as possible and to cast spells/activate abilities during combat

Demonic Tutor is by far the most iconic and most reliable of the lot, not subject to deck shuffling shenanigans like Vampiric Tutor