opening pokemon evolutions booster box Mega Evolution - with Topper (EN) style promo card featuring Bulbasaur Pokemon Evolutions Booster Box Opening

Soul Warden, Soul's Attendant, and Auriok Champion all gain you a life when a creature enters, and stack together, so if all of them are on the battlefield, that's three life from just one creature entering

(Maybe) Kicker/Multikicker The reason these both showed up in past Zendikar sets is that land-centric themes tend to promote playing more lands, which tends to end up providing the players with more mana, making mana sink mechanics useful

In the case of 1999's Shadowless Holographic Charizard card, there's an additional value due to the age and rarity of the card type

You may have this creature enter as a copy of any creature on the battlefield, except it enters with X additional +1/+1 counters on it