Tobias, Fractals of Feeling

{w}: Target blocking creature gets +1/+0 until
end of turn.
{1}{g}: Tobias gets +1/+1 until end of turn.
{2}{r}: Target creature gains double strike until
end of turn.
{3}{b}: Target creature gets -1/-0 for each snow
permanent you control until end of turn.
{4}{u}: Return target attacking or blocking
creature to its owner's hand.