Okiba-Gang Shinobi — ruling 1

If the defending player has two or fewer cards in hand when Okiba-Gang Shinobi deals combat damage to that player, they are all discarded.

Okiba-Gang Shinobi : règles, fonctionnement et interactions (MTG)

Okiba-Gang Shinobi is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Ninjutsu (, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever this creature deals combat damage to a player, that player discards two cards.

How it works : Okiba-Gang Shinobi

Original English text — Wizards of the Coast / Scryfall

#1February 1, 2005· Wizards of the Coast
If the defending player has two or fewer cards in hand when Okiba-Gang Shinobi deals combat damage to that player, they are all discarded.
No other card is named in this ruling.