Sightless Brawler
{1}{W}
Enchantment Creature -- Human Warrior
3/2
Bestow {4}{W} (If you cast ~this~ for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached to a creature.)
~this~ can't attack alone.
Enchanted creature gets +3/+2 and can't attack alone.