Budget Alternatives to Derevi, Empyrial Tactician

Mistway Spy $0.05 U · Merfolk Detective Flying Deepfathom Skulker $0.22 5U · Eldrazi Devoid Covert Technician $0.22 2U · Human Ninja Ninjutsu {1}{U} Seifer Almasy $0.22 3R · Human Knight Whenever a creature you control attacks alone, it gains double strike until end of turn. Zareth San, the Trickster $0.24 3UB · Merfolk Rogue Flash Geode Golem $0.26 5 · Golem Trample Grenzo, Havoc Raiser $0.32 RR · Goblin Rogue Whenever a creature you control deals combat damage to a player, choose one — Orochi Colony $0.38 Kamigawa Whenever a creature you control deals combat damage to a player, you may search your library for ... Aurora Shifter $0.39 1U · Shapeshifter Whenever this creature deals combat damage to a player, you get that many {E}. Bident of Thassa $0.41 2UU · Legendary Enchantment Artifact Whenever a creature you control deals combat damage to a player, you may draw a card. The Lux Foundation Library $0.47 The Library Players have no maximum hand size. Starwinder $1.12 5UU · Leviathan Whenever a creature you control deals combat damage to a player, you may draw that many cards. Teneb, the Harvester $1.28 3WBG · Dragon Flying Kaito Shizuki $1.30 1UB · Kaito At the beginning of your end step, if Kaito entered this turn, he phases out. Reconnaissance Mission $1.34 2UU · Enchantment Whenever a creature you control deals combat damage to a player, you may draw a card. Rogue Class $1.99 UB · Class Whenever a creature you control deals combat damage to a player, exile the top card of that playe...