Overworked Arithmancer

When Overworked Arithmancer enters the battlefield, give it an alpha and an omega counter
{t}: Swap the number of alpha and omega counters
on Overworked Arithmancer. Then, add a number
of omega counters to it equal to the number of
alpha counters on Overworked Arithmancer.
{t}, Sacrifice Overworked Arithmancer: Draw a
number of cards equal to the number of omega counters on Overworked Arithmancer. Until the
end of your next turn, you have
no maximum hand size.