Budget Alternatives to Bolt Bend

Academy Journeymage $0.05 4U · Human Wizard This spell costs {1} less to cast if you control a Wizard. Cactarantula $0.06 4GG · Plant Spider This spell costs {1} less to cast if you control a Desert. Gust of Wind $0.12 3U · Sorcery This spell costs {2} less to cast if you control a creature with flying. Tentative Connection $0.13 3R · Sorcery This spell costs {3} less to cast if you control a creature with menace. Squash $0.13 4R · Instant This spell costs {3} less to cast if you control a Giant. Rally the Monastery $0.14 3W · Instant This spell costs {2} less to cast if you've cast another spell this turn. Geistlight Snare $0.14 2U · Instant This spell costs {1} less to cast if you control a Spirit. Willbender $0.15 1U · Human Wizard Morph {1}{U} Arcane Epiphany $0.15 3UU · Instant This spell costs {1} less to cast if you control a Wizard. Spectral Denial $0.17 XU · Instant This spell costs {1} less to cast for each creature you control with power 4 or greater. Terrific Team-Up $0.19 3G · Instant This spell costs {2} less to cast if you control a permanent with mana value 4 or greater. Stoic Rebuttal $0.26 1UU · Instant Metalcraft — This spell costs {1} less to cast if you control three or more artifacts. Winged Words $0.29 2U · Sorcery This spell costs {1} less to cast if you control a creature with flying. Prehistoric Turtlesaurus $0.35 4G · Mutant Ninja Turtle Dinosaur This spell costs {1} less to cast if you control a creature with a +1/+1 counter on it. Synchronized Eviction $0.49 4U · Instant This spell costs {2} less to cast if you control at least two creatures that share a creature type. Ricochet Trap $0.58 3R · Trap If an opponent cast a blue spell this turn, you may pay {R} rather than pay this spell's mana cost.