// Until end of turn, target creature you control becomes a blue and red Dragon with base power and toughness 4/4, loses all abilities, and gains flying.
Effect effect = new LoseAllAbilitiesTargetEffect(Duration.EndOfTurn);
effect.setText("");
this.getSpellAbility().addEffect(effect);
effect = new BecomesCreatureTargetEffect(new DragonToken(), null, Duration.EndOfTurn);
effect.setText("Until end of turn, target creature you control becomes a blue and red Dragon with base power and toughness 4/4, loses all abilities, and gains flying.");
this.getSpellAbility().addEffect(effect);
this.getSpellAbility().addTarget(new TargetControlledCreaturePermanent());
// Overload {3}{U}{U}{R}{R}