Budget Alternatives to Siege Behemoth

Proud Wildbonder $0.11 2R/GR/G · Human Warrior Trample Lone Wolf $0.14 2G · Wolf You may have this creature assign its combat damage as though it weren't blocked. Jaddi Lifestrider $0.14 4G · Elemental When this creature enters, you may tap any number of untapped creatures you control. Thorn Elemental $0.15 5GG · Elemental You may have this creature assign its combat damage as though it weren't blocked. Elrond of the White Council $0.20 3GU · Elf Noble Secret council — When Elrond enters, each player secretly votes for fellowship or aid, then those... Blade of Shared Souls $0.22 2U · Equipment For Mirrodin! Pride of Lions $0.24 3GG · Cat You may have this creature assign its combat damage as though it weren't blocked. Sentry Bot $0.24 4W · Robot Flash Gurzigost $0.30 3GG · Beast At the beginning of your upkeep, sacrifice this creature unless you put two cards from your grave... Tornado Elemental $0.33 5GG · Elemental When this creature enters, it deals 6 damage to each creature with flying. Spinebiter $0.33 4GG · Phyrexian Beast Infect Doubling Chant $0.38 5G · Sorcery For each creature you control, you may search your library for a creature card with the same name... Rage Forger $0.38 2R · Elemental Shaman When this creature enters, put a +1/+1 counter on each other Shaman creature you control. Rhox $0.57 4GG · Rhino Beast You may have this creature assign its combat damage as though it weren't blocked. Indomitable Might $0.86 3G · Aura Flash