You can only Special Summon this card by its (1)st effect once per turn, also you can only use its (2)nd effect once per turn.
(1) If there is a Link Monster on the field or in either GY, you can Special Summon this card (from your hand).
(2) If a Link-2 monster(s) you control is sent to the GY, or banished face-up (except during the Damage Step): You can banish this card from your GY (if it was there when the monster was sent or banished) or hand (even if not), then target 1 card your opponent controls; return it to the hand.
Atom 1.0
