Commander creatures you own have "This creature enters the battlefield with an additional +1/+1 counter on it" and "Other creatures you control enter the battlefield with an additional +1/+1 counter on them."

Whenever you cast a creature spell, draw a card.

When Elderleaf Mentor enters the battlefield, create a 1/1 green Elf Warrior creature token.

{T}: Add {G}{G}{G}. Forestcycling {2} ({2}, Discard this card: Search your library for a Forest card, reveal it, put it into your hand, then shuffle.)

{T}: Add {G}.

When Farhaven Elf enters the battlefield, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

First strike, deathtouch Whenever Glissa Sunslayer deals combat damage to a player, choose one — • You draw a card and you lose 1 life. • Destroy target enchantment. • Remove up to three counters from target permanent.

When Inspiring Bard enters the battlefield, choose one — • Bardic Inspiration — Target creature gets +2/+2 until end of turn. • Song of Rest — You gain 3 life.

Menace Whenever Lathril, Blade of the Elves deals combat damage to a player, create that many 1/1 green Elf Warrior creature tokens. {T}, Tap ten untapped Elves you control: Each opponent loses 10 life and you gain 10 life.

{T}: Add {G}.

Flying Whenever you create or sacrifice a token, each opponent loses 1 life.

Trample Whenever Mirkwood Elk enters the battlefield or attacks, return target Elf card from your graveyard to your hand. You gain life equal to that card's power.

Whenever a token you control leaves the battlefield, each opponent loses 1 life and you gain 1 life.

Paradise Druid has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.) {T}: Add one mana of any color.

Whenever another creature you control dies, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

When Rishkar, Peema Renegade enters the battlefield, put a +1/+1 counter on each of up to two target creatures. Each creature you control with a counter on it has "{T}: Add {G}."

Whenever another creature enters the battlefield, its controller may draw a card if its power is greater than each other creature's power. {G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control.

When Springbloom Druid enters the battlefield, you may sacrifice a land. If you do, search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Draw three cards.