Better mirrari's wake

{1}: put a +1/+1 counter on each creature you control, then put an AAAA counter on Better mirrari's wake, then you lose life equal to half the number of AAAA counters on Better mirrari's wake rounded up.
When you tap a land for mana, add one mana of any colour to your mana pool for each AAAA counter on Better mirrari's wake