Allen attended a Kohl's 2020 Winter Showcase camp and the Future Stars event in 2021. He charted 8 points during the field goal phase of camp and hit some solid kick offs with over 60 yards of distance. Allen competed at the Kohl’s National Scholarship Camp in July of 2020. He charted well on field goals with 20 points made and showed that he has a very natural ball striking ability. Allen had a strong showing at the 2020 Future Stars Invitational. He once again displayed excellent leg strength and power for his age at the event. He has tremendous command of his body on contact and he will be fun to watch develop over the next 3 years. Allen competed at the 2019 Southern Winter Showcase. He displayed solid "pop" on his field goals and was able to chart 4 points in the charting portion of camp.