OwnerUUID nbt tag for pets cannot be emptied

Low follow range attribute also affects mobs' idle wandering range

Mobs are able to spawn outside of the despawn radius; causes massive tick lag if happening in 1.13 oceans

Swimming gravity is artificially induced when there's no room to stand upright

Vines placed with /setblock or /fill have all their blockstates set to false by default

The "score" and "selector", and "nbt" text component content types do not get resolved if the text component is the name of an item, entity or scoreboard objective

Water in tall seagrass can only start flowing if other water touches it

True/false blockstates require quotes in order to use them in entity nbt

Arrows of Harming physical damage is replacing its magic damage

Minecraft game output log's "lines shown" option is apparently always set to All, even if you change it

/effect give with instant effects are being applied for 1.5 seconds if you don't specify the duration