Beholder, Psychic Inducer

{u/b}{u}{u}: put a -1/-1 counter on up to two target creatures
{b}{u/b}{u}: target creature is under your control until
end of turn
On your attack step, instead of having this
creature attack, you may tap it and roll a 20-sided
die: 6-10: deal 2 damage to any target
11-15: deal 3 damage to any target
16-19: deal 4 damage to any target
20: deal 5 damage to any target