magarena/release/Magarena/scripts/Seance.groovy

def Spirit = new MagicStatic(MagicLayer.Type) {
    @Override
    public void modSubTypeFlags(final MagicPermanent permanent,final Set<MagicSubType> flags) {
        flags.add(MagicSubType.Spirit);
    }
};
[
    new MagicAtUpkeepTrigger() {
        @Override
        public MagicEvent executeTrigger(
                final MagicGame game,
                final MagicPermanent permanent,
                final MagicPlayer upkeepPlayer) {
            return new MagicEvent(
                permanent,
                new MagicMayChoice(
                    MagicTargetChoice.TARGET_CREATURE_CARD_FROM_GRAVEYARD
                ),
                new MagicGraveyardTargetPicker(true),
                this,
                "PN may\$ exile target creature card\$ from his or her graveyard. " +
                "If he or she does, put a token onto the battlefield that's a copy " +
                "of that card except it's a Spirit in addition to its other types. " +
                "Exile it at the beginning of the next end step."
            );
        }

        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            if (event.isYes()) {
                event.processTargetCard(game,{
                    final MagicCard card ->
                    final MagicPlayer player=event.getPlayer();
                    game.doAction(new MagicRemoveCardAction(
                            card,
                            MagicLocationType.Graveyard));
                    game.doAction(new MagicMoveCardAction(
                            card,
                            MagicLocationType.Graveyard,
                            MagicLocationType.Exile));
                    final MagicPutIntoPlayAction action = new MagicPlayTokenAction(
                            player,
                            card.getCardDefinition());
                    game.doAction(action);
                    final MagicPermanent permanent = action.getPermanent();
                    game.doAction(MagicChangeStateAction.Set(
                        permanent,
                        MagicPermanentState.SacrificeAtEndOfTurn
                    ));
                    game.doAction(new MagicAddStaticAction(permanent,Spirit));
                } as MagicCardAction);
            }
        }
    }
]