Budget Alternatives to Ad Nauseam

Reviving Vapors $0.05 2WU · Instant Reveal the top three cards of your library and put one of them into your hand. Discover the Impossible $0.11 2U · Instant Look at the top five cards of your library. Stronghold Arena $0.17 1B · Enchantment Kicker {G} and/or {W} Ruin Raider $0.19 2B · Orc Pirate Raid — At the beginning of your end step, if you attacked this turn, reveal the top card of your ... Pain Seer $0.21 1B · Human Wizard Inspired — Whenever this creature becomes untapped, reveal the top card of your library and put t... Dark Tutelage $0.27 2B · Enchantment At the beginning of your upkeep, reveal the top card of your library and put that card into your ... Caustic Bronco $0.30 1B · Snake Horse Mount Whenever this creature attacks, reveal the top card of your library and put it into your hand. Hotel of Fears $0.32 Spacecraft At the beginning of your upkeep, exile the top card of your library. Darkstar Augur $0.36 2B · Bat Warlock Offspring {B} Rashmi, Eternities Crafter $0.41 2GU · Elf Druid Whenever you cast your first spell each turn, reveal the top card of your library. Augury Adept $0.44 1W/UW/U · Kithkin Wizard Whenever this creature deals combat damage to a player, reveal the top card of your library and p... Omnath, Locus of All $0.44 WUB/PRG · Phyrexian Elemental If you would lose unspent mana, that mana becomes black instead. Twilight Prophet $1.20 2BB · Vampire Cleric Flying Sarkhan the Mad $1.65 3BR · Sarkhan 0: Reveal the top card of your library and put it into your hand. Momir Vig, Simic Visionary $1.70 3GU · Elf Wizard Whenever you cast a green creature spell, you may search your library for a creature card, reveal...