The 20mm figures being a bit slim — This suggests the Garrison range might be better suited for 25mm, indicating potential issues with figure scaling.
Cavalry options are versatile — The availability of Sarmatian cavalry and Khmer shielded models provides flexibility in representing different periods and cultures.
Fique de olho
More conversions may be needed to fill out the infantry lineup.
With only two infantry figures in the Medieval Era range I've had to look at other ranges to fill the gap. That means either the 25mm Medieval range and the Normans and Saxons ranges/So these are my choices...