this.expansionSetCode = "BOK";
this.color.setGreen(true);
// Put two 1/1 green Snake creature tokens onto the battlefield.
this.getSpellAbility().addEffect(new CreateTokenEffect(new SnakeToken(), 2));
// Whenever a nontoken Snake enters the battlefield under your control, you may return Sosuke's Summons from your graveyard to your hand.
this.addAbility(new CreatureEntersBattlefieldTriggeredAbility(Zone.GRAVEYARD, new ReturnSourceFromGraveyardToHandEffect(), filter, true, false));