Ancient Warriors Saga - East-by-South Winds — Ruling

Effetto 0

Sending this card to the Graveyard during your 2nd Standby Phase after activation is not an effect. (It does not start a Chain.)

This card's effect that tosses a coin is an effect that activates on the field. (It does not target and can be activated optionally during your Main Phase.)

This card's effect that prevents you opponent from responding to your "Ancient Warriors" card or effect activations is an effect that activates in the Graveyard. (It does not target and can be activated optionally if this card is sent from the Spell & Trap Zone to the Graveyard. It can be activated during the Damage Step.)
When that effect resolves, all "Ancient Warriors" Effect Monsters you control will gain the "●" effect until the end of that turn.
The "●" effect is a Trigger Effect that activates on the field. (It does not target and can be activated optionally when the monster that gained this effect declares an attack.)