Types that have gone 5-9 years without print are Bronze (Fate Reforged - Throne of Eldraine)

Types that have gone 10-14 years without print are Silver (Worldwake - Khans of Tarkir)

Types that have gone 15-19 years without print are Gold (Betrayers of Kamigawa - Zendikar)

Types that have gone 20+ years without print are Cadaverrific (older then Champions of Kamigawa)

Cephalid

Before we get into new creature types, we actually lost a few creature types:

Naga

Viashino

Weasel

Now, what are our new creature types introduced in 2024?

Coyote

Skunk

Possum

Toy

Glimmer

Clown

Sloth

Synth

Beaver

Varmint

Porcupine

Mount

Armadillo

Hero

Lammasu (previously Bronze, 2014 with Khans of Tarkir)

A few creature types are no longer on this list! Those are:

Scion (previously Bronze, 2016 with Oath of the Gatewatch)

Survivor (previously Bronze, 2018 with Commander 2018)

Homarid (previously Bronze, 2018 with Dominaria)

Slith (previously Gold, 2004 with Darksteel)

Wombat (previously Cadaveriffic, 1994 with Legends)

So finally, after much delay, the current list for 2024:

Processor (2015)

Bronze (2015-2019)

Carrier (2019)

Minion (2019)

Sponge (2019)

Sculpture (2019)

Surrakar (2010)

Silver (2010-2014)

Blinkmoth (2011)

Sable (2013)

Cockatrice (2014)

Zubera (2005)

Gold (2005-2009)

Atog (2006)

Camarid (2006)

Nephilim (2006)

Triskelavite (2006)

Spike (2006)

Graveborn (2006)

Nomad (2007)

Rigger (2007)

Noggle (2008)

Tetravite (1994)

Cadaveriffic (1993-2004)

Oyster (1995)

Serf (1995)

Caribou (1995)

Ferret (1995)

Orb (1996)

Deserter (1996)

Splinter (1996)

Prism (1996)

Soltari (1998)

Thalakos (1998)

Licid (1998)

Monger (1999)

Nightstalker (2000)

Volver (2001)

Flagbearer (2001)

Mystic (2001)

Pheldagrif (2001)

Mongoose (2001)

Metathran (2001)

Orgg (2002)

Pentavite (2003)

Pincher (2004)

Bringer (2004)