Budget Alternatives to Kethis, the Hidden Hand

Commander Liara Portyr $0.16 3RW · Human Soldier Whenever you attack, spells you cast from exile this turn cost {X} less to cast, where X is the n... Tombstone, Career Criminal $0.17 2B · Human Villain When Tombstone enters, return target Villain card from your graveyard to your hand. Golden-Tail Trainer $0.18 1GW · Fox Samurai Aura and Equipment spells you cast cost {X} less to cast, where X is this creature's power. Urianger Augurelt $0.20 WU · Elf Advisor Whenever you play a land from exile or cast a spell from exile, you gain 2 life. The Kenriths' Royal Funeral $0.29 2WB · Legendary Enchantment When The Kenriths' Royal Funeral enters, exile up to two target legendary creature cards from you... Sarkhan, Soul Aflame $0.38 1UR · Human Shaman Dragon spells you cast cost {1} less to cast. Defiler of Flesh $0.38 2BB · Phyrexian Horror Menace Emet-Selch of the Third Seat $0.39 2UB · Elder Wizard Spells you cast from your graveyard cost {2} less to cast. Honest Rutstein $0.40 1BG · Human Warlock When Honest Rutstein enters, return target creature card from your graveyard to your hand. Doc Aurlock, Grizzled Genius $0.49 GU · Bear Druid Spells you cast from your graveyard or from exile cost {2} less to cast. Bard Class $0.52 RG · Class Legendary creatures you control enter with an additional +1/+1 counter on them. Demilich $0.64 UUUU · Skeleton Wizard This spell costs {U} less to cast for each instant and sorcery spell you've cast this turn. Saheeli, Filigree Master $0.68 2UR · Saheeli +1: Scry 1. Cid, Freeflier Pilot $1.24 1W · Human Warrior Pilot Equipment and Vehicle spells you cast cost {1} less to cast.