Budget Alternatives to Storm Cauldron

Zephyr Spirit $0.03 5U · Spirit When this creature blocks, return it to its owner's hand. Power of Persuasion $0.11 2U · Sorcery Choose target creature an opponent controls, then roll a d20. Cut the Tethers $0.12 2UU · Sorcery For each Spirit, return it to its owner's hand unless that player pays {3}. Windscouter $0.14 3U · Human Scout Flying Soratami Mirror-Mage $0.25 3U · Moonfolk Wizard Flying Slogurk, the Overslime $0.29 1GU · Ooze Trample Mtenda Griffin $0.34 3W · Griffin Flying Ghirapur Orrery $0.36 4 · Artifact Each player may play an additional land on each of their turns. Sunscape Master $0.37 2WW · Human Wizard {G}{G}, {T}: Creatures you control get +2/+2 until end of turn. Linessa, Zephyr Mage $0.44 3U · Human Wizard {X}{U}{U}, {T}: Return target creature with mana value X to its owner's hand. Two Streams Facility $0.45 Apalapucia Whenever you planeswalk to Two Streams Facility and at the beginning of the first upkeep of the g... Heidar, Rimewind Master $0.45 4U · Human Wizard {2}, {T}: Return target permanent to its owner's hand. Immortal Phoenix $0.48 4RR · Phoenix Flying Rites of Flourishing $0.60 2G · Enchantment At the beginning of each player's draw step, that player draws an additional card. Shivan Phoenix $0.67 4RR · Phoenix Flying Rienne, Angel of Rebirth $0.72 2RGW · Angel Flying Mina and Denn, Wildborn $1.14 2RG · Elf Ally You may play an additional land on each of your turns. Weatherseed Treefolk $1.62 2GGG · Treefolk Trample