Budget Alternatives to Chalice of the Void

Imminent Doom $0.13 2R · Enchantment This enchantment enters with a doom counter on it. Staff of the Letter Magus $0.15 3 · Artifact As this artifact enters, choose a consonant other than N, R, S, or T. Brain in a Jar $0.18 2 · Artifact {1}, {T}: Put a charge counter on this artifact, then you may cast an instant or sorcery spell wi... Sphere of Annihilation $0.19 XB · Artifact This artifact enters with X void counters on it. Wishing Well $0.21 3U · Artifact {T}: Put a coin counter on this artifact. Golden Urn $0.21 1 · Artifact At the beginning of your upkeep, you may put a charge counter on this artifact. Geometric Nexus $0.27 2 · Artifact Whenever a player casts an instant or sorcery spell, put a number of charge counters on this arti... Chimeric Mass $0.29 X · Artifact This artifact enters with X charge counters on it. Empowered Autogenerator $0.32 4 · Artifact This artifact enters tapped. Blast Zone $0.43 Land This land enters with a charge counter on it. Necroplasm $0.76 1BB · Ooze At the beginning of your upkeep, put a +1/+1 counter on this creature. Wave of Terror $0.83 2B · Enchantment Cumulative upkeep {1} Ratchet Bomb $1.00 2 · Artifact {T}: Put a charge counter on this artifact. Vexing Bauble $1.28 1 · Artifact Whenever a player casts a spell, if no mana was spent to cast it, counter that spell.